Bug Identifier
Brown Marmorated Stink Bug
Community identification

Brown Marmorated Stink Bug

Halyomorpha halys

Order & Family
Order Hemiptera, Family Pentatomidae
Size
Approximately 12 to 17 mm (about 0.5 to 0.7 inches) long.
See this bug in the Encyclopedia

Natural Habitat

Found in agricultural fields, orchards, gardens, and often inside human dwellings and buildings during cold weather for overwintering.

Diet & Feeding

Polyphagous herbivore; feeds on a wide variety of plants including fruits (apples, peaches, pears), vegetables (tomatoes, peppers, corn), and ornamental plants.

Behavior Patterns

Known for releasing a pungent odor when disturbed or crushed. In autumn, they seek shelter in masses inside houses. They go through five nymphal stages before reaching adulthood.

Risks & Benefits

Significant agricultural pest causes damage to crops. They are a major nuisance to homeowners when they enter buildings. They do not bite or sting humans and do not spread disease, but they are an invasive species in many regions.